$.extend($.validationEngineLanguage.allRules,{
				switch:{
					"func": function(field,rules,i,options){
						if(!$(field).val()){
							return false;
						}
						return true;
					},
					"alertText": "* 请选择内容"
				}
					            // my define 
	            ,"price": {
                	"regex": /^-?\d+\.?\d{2,2}$/,
                	"alertText": "* 请输入含2位小数的数字"
                }
	            ,"positive_integer": {
	            	"regex": /^([1-9][0-9]*)$/,
	            	"alertText": "请输入正整数"
	            }
	            ,"negative_integer": {
	            	"regex": /^-\d+$/,
	            	"alertText": "请输入负整数"
	            }
	            ,"integer": {
	            	"regex": /^-?\d+$/,
	            	"alertText": "请输入整数"
	            }
		});